<template>
  <div>
    <span v-for="item in arr" :key="item">
      <input type="checkbox" v-model="str" :value="item" />{{ item }}
    </span>
    <ul>
      <li v-for="item in str" :key="item">{{ item }}</li>
    </ul>
  </div>
</template>

<script>
export default {
  data () {
    return {
      arr: ['科幻', '喜剧', '动漫', '冒险', '科技', '军事', '娱乐', '奇闻'],
      str: []
    }
  },
  methods: {

  }
}
</script>

<style scoped lang='less'>

</style>
